PT3383522T - Composição à base de ureia para o tratamento dos gases de escape - Google Patents

Composição à base de ureia para o tratamento dos gases de escape

Info

Publication number
PT3383522T
PT3383522T PT168167245T PT16816724T PT3383522T PT 3383522 T PT3383522 T PT 3383522T PT 168167245 T PT168167245 T PT 168167245T PT 16816724 T PT16816724 T PT 16816724T PT 3383522 T PT3383522 T PT 3383522T
Authority
PT
Portugal
Prior art keywords
urea
exhaust gases
composition made
treating exhaust
treating
Prior art date
Application number
PT168167245T
Other languages
English (en)
Original Assignee
Total Marketing Services
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Total Marketing Services filed Critical Total Marketing Services
Publication of PT3383522T publication Critical patent/PT3383522T/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—Urea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Cosmetics (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Colloid Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Paints Or Removers (AREA)
  • Exhaust Gas After Treatment (AREA)
PT168167245T 2015-12-02 2016-11-28 Composição à base de ureia para o tratamento dos gases de escape PT3383522T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1561762A FR3044564B1 (fr) 2015-12-02 2015-12-02 Composition a base d’uree pour le traitement des gaz d’echappement

Publications (1)

Publication Number Publication Date
PT3383522T true PT3383522T (pt) 2020-09-22

Family

ID=55411557

Family Applications (1)

Application Number Title Priority Date Filing Date
PT168167245T PT3383522T (pt) 2015-12-02 2016-11-28 Composição à base de ureia para o tratamento dos gases de escape

Country Status (11)

Country Link
US (1) US10399035B2 (pt)
EP (1) EP3383522B1 (pt)
JP (1) JP2019503843A (pt)
CN (1) CN108367239A (pt)
BR (1) BR112018011284A2 (pt)
CA (1) CA3006335A1 (pt)
ES (1) ES2815538T3 (pt)
FR (1) FR3044564B1 (pt)
PL (1) PL3383522T3 (pt)
PT (1) PT3383522T (pt)
WO (1) WO2017093644A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10267196B1 (en) 2016-09-14 2019-04-23 Southwest Research Institute Treatment of reductant urea solutions with catalyst precursors to assist selective catalytic reduction
US10378411B1 (en) 2018-01-03 2019-08-13 Southwest Research Institute Dosing method and apparatus for reductant urea solutions with catalyst precursors to assist selective catalytic reduction
US10774715B1 (en) 2018-03-27 2020-09-15 Southwest Research Institute Stabilization of aqueous urea solutions containing organometallic catalyst precursors
US11391190B2 (en) 2020-03-20 2022-07-19 Southwest Research Institute Combined catalyst precursor/surfactant mixture for reductant urea solution for selective catalytic reduction
FR3108529A1 (fr) * 2020-03-30 2021-10-01 Total Marketing Services Utilisation d’une composition comprenant un agent réducteur, au moins une paraffine et un composé métallique pour prévenir les dépôts dans les lignes d’échappement comprenant un catalyseur SCR
WO2024047309A1 (fr) * 2022-08-30 2024-03-07 Totalenergies Onetech Composition aqueuse pour le traitement des gaz d'échappement à propriétés améliorées

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6003303A (en) * 1993-01-11 1999-12-21 Clean Diesel Technologies, Inc. Methods for reducing harmful emissions from a diesel engine
US5404841A (en) * 1993-08-30 1995-04-11 Valentine; James M. Reduction of nitrogen oxides emissions from diesel engines
US5809774A (en) * 1996-11-19 1998-09-22 Clean Diesel Technologies, Inc. System for fueling and feeding chemicals to internal combustion engines for NOx reduction
US20030226312A1 (en) * 2002-06-07 2003-12-11 Roos Joseph W. Aqueous additives in hydrocarbonaceous fuel combustion systems
JP2007145796A (ja) 2005-03-17 2007-06-14 Mitsui Chemicals Inc 尿素水及びそれを用いた脱硝装置
FR2912932B1 (fr) 2007-02-23 2011-06-10 Total France Solution aqueuse pour traitement des gaz d'echappement des moteurs diesel
DE102008041903A1 (de) * 2008-09-09 2010-03-11 Robert Bosch Gmbh Verfahren und Vorrichtung zur Nachbehandlung des Abgases einer Brennkraftmaschine
WO2010044676A1 (en) 2008-10-14 2010-04-22 Yara International Asa Method for minimizing the diameter of droplets of a urea solution by use of a surfactant mixture of alkoxylated compounds
SE534217E (sv) 2009-10-16 2015-06-23 Proppabort Ab Ämne att tillsätta urealösningar
CN104226093A (zh) * 2014-07-17 2014-12-24 赵根华 用于车用尿素溶液的复合添加剂

Also Published As

Publication number Publication date
ES2815538T3 (es) 2021-03-30
EP3383522A1 (fr) 2018-10-10
US10399035B2 (en) 2019-09-03
EP3383522B1 (fr) 2020-06-24
WO2017093644A1 (fr) 2017-06-08
CA3006335A1 (fr) 2017-06-08
CN108367239A (zh) 2018-08-03
JP2019503843A (ja) 2019-02-14
US20180353904A1 (en) 2018-12-13
FR3044564A1 (fr) 2017-06-09
FR3044564B1 (fr) 2021-01-22
PL3383522T3 (pl) 2020-12-14
BR112018011284A2 (pt) 2018-11-27

Similar Documents

Publication Publication Date Title
ZA201706345B (en) Exhaust gas treatment system
ZA201707086B (en) Exhaust gas treatment system
GB2533452B (en) Zoned catalyst for treating exhaust gas
GB2530129B (en) Catalytic article for treating exhaust gas
ZA201801821B (en) Exhaust gas treatment catalysts
GB2533448B (en) Zoned catalyst for treating exhaust gas
GB2548261B (en) Molecular sieve catalyst for treating exhaust gas
EP3377220A4 (en) GAS TREATMENT CATALYST
ZA201704022B (en) Exhaust gas purifying catalyst
ZA201704023B (en) Exhaust gas purifying catalyst
PL3383522T3 (pl) Kompozycja na bazie mocznika do oczyszczania gazów spalinowych
ZA201704021B (en) Exhaust gas purifying catalyst
DK3187245T3 (da) Udstødningsgasbehandlingsapparatur
ZA201800085B (en) Exhaust gas treatment system
ZA201800086B (en) Exhaust gas treatment system
ZA201706506B (en) Exhaust gas purification catalyst
GB2528737B (en) Method for treating exhaust gas
DK3272411T3 (da) Afgangsgasbehandlingsapparatur
GB2538132B (en) Exhaust system for gas turbine
GB2540609B (en) An exhaust silencer
EP3132849A4 (en) Catalyst composition for purifying exhaust gas and exhaust gas purifying catalyst
GB2542698B (en) Exhaust gas after treatment device
GB2538414B (en) Catalytic article for treating exhaust gas
ZA201803707B (en) Combined exhaust gas silencer
EP3384976A4 (en) PROCESS FOR TREATMENT OF EXHAUST GASES WITH ELEMENTARY FLUOR